11342304421 has 4 divisors (see below), whose sum is σ = 12962633632. Its totient is φ = 9721975212.

The previous prime is 11342304401. The next prime is 11342304551. The reversal of 11342304421 is 12440324311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11342304421 - 2⁷ = 11342304293 is a prime.

It is a super-2 number, since 2×11342304421² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11342304401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 810164595 + ... + 810164608.

It is an arithmetic number, because the mean of its divisors is an integer number (3240658408).

Almost surely, 2^11342304421 is an apocalyptic number.

It is an amenable number.

11342304421 is a deficient number, since it is larger than the sum of its proper divisors (1620329211).

11342304421 is an equidigital number, since it uses as much as digits as its factorization.

11342304421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620329210.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 11342304421 its reverse (12440324311), we get a palindrome (23782628732).

The spelling of 11342304421 in words is "eleven billion, three hundred forty-two million, three hundred four thousand, four hundred twenty-one".